﻿<!DOCTYPE html>
<html>
  <head>
    <title>四角开关</title>
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      $axure.utils.getTransparentGifPath = function() { return 'resources/images/transparent.gif'; };
      $axure.utils.getOtherPath = function() { return 'resources/Other.html'; };
      $axure.utils.getReloadPath = function() { return 'resources/reload.html'; };
    </script>
  </head>
  <body>
    <div id="base" class="">

      <!-- Unnamed (矩形) -->
      <div id="u48" class="ax_default _一级标题">
        <div id="u48_div" class=""></div>
        <div id="u48_text" class="text ">
          <p><span>所需硬件：</span></p>
        </div>
      </div>

      <!-- Unnamed (组 合) -->
      <div id="u49" class="ax_default" data-left="103" data-top="148" data-width="40" data-height="16">

        <!-- Unnamed (矩形) -->
        <div id="u50" class="ax_default box_1">
          <div id="u50_div" class=""></div>
          <div id="u50_text" class="text ">
            <p><span>10KΩ</span></p>
          </div>
        </div>
      </div>

      <!-- Unnamed (组 合) -->
      <div id="u51" class="ax_default" data-left="344" data-top="127" data-width="119" data-height="65">

        <!-- Unnamed (矩形) -->
        <div id="u52" class="ax_default box_1">
          <div id="u52_div" class=""></div>
        </div>

        <!-- Unnamed (水平线) -->
        <div id="u53" class="ax_default line">
          <img id="u53_img" class="img " src="images/四角开关/u53.png"/>
        </div>

        <!-- Unnamed (水平线) -->
        <div id="u54" class="ax_default line">
          <img id="u54_img" class="img " src="images/四角开关/u53.png"/>
        </div>

        <!-- Unnamed (水平线) -->
        <div id="u55" class="ax_default line">
          <img id="u55_img" class="img " src="images/四角开关/u53.png"/>
        </div>

        <!-- Unnamed (水平线) -->
        <div id="u56" class="ax_default line">
          <img id="u56_img" class="img " src="images/四角开关/u53.png"/>
        </div>

        <!-- Unnamed (矩形) -->
        <div id="u57" class="ax_default label">
          <div id="u57_div" class=""></div>
          <div id="u57_text" class="text ">
            <p><span>0</span></p>
          </div>
        </div>

        <!-- Unnamed (矩形) -->
        <div id="u58" class="ax_default label">
          <div id="u58_div" class=""></div>
          <div id="u58_text" class="text ">
            <p><span>1</span></p>
          </div>
        </div>

        <!-- Unnamed (矩形) -->
        <div id="u59" class="ax_default label">
          <div id="u59_div" class=""></div>
          <div id="u59_text" class="text ">
            <p><span>2</span></p>
          </div>
        </div>

        <!-- Unnamed (矩形) -->
        <div id="u60" class="ax_default label">
          <div id="u60_div" class=""></div>
          <div id="u60_text" class="text ">
            <p><span>3</span></p>
          </div>
        </div>

        <!-- Unnamed (椭圆形) -->
        <div id="u61" class="ax_default ellipse">
          <img id="u61_img" class="img " src="images/四角开关/u61.png"/>
        </div>
      </div>

      <!-- Unnamed (矩形) -->
      <div id="u62" class="ax_default label">
        <div id="u62_div" class=""></div>
        <div id="u62_text" class="text ">
          <p><span>电阻一个</span></p>
        </div>
      </div>

      <!-- Unnamed (矩形) -->
      <div id="u63" class="ax_default label">
        <div id="u63_div" class=""></div>
        <div id="u63_text" class="text ">
          <p><span>四角开关一个</span></p>
        </div>
      </div>

      <!-- Unnamed (矩形) -->
      <div id="u64" class="ax_default _一级标题">
        <div id="u64_div" class=""></div>
        <div id="u64_text" class="text ">
          <p><span>硬件接线：</span></p>
        </div>
      </div>

      <!-- Unnamed (组 合) -->
      <div id="u65" class="ax_default" data-left="186" data-top="407" data-width="119" data-height="65">

        <!-- Unnamed (矩形) -->
        <div id="u66" class="ax_default box_1">
          <div id="u66_div" class=""></div>
        </div>

        <!-- Unnamed (水平线) -->
        <div id="u67" class="ax_default line">
          <img id="u67_img" class="img " src="images/四角开关/u53.png"/>
        </div>

        <!-- Unnamed (水平线) -->
        <div id="u68" class="ax_default line">
          <img id="u68_img" class="img " src="images/四角开关/u53.png"/>
        </div>

        <!-- Unnamed (水平线) -->
        <div id="u69" class="ax_default line">
          <img id="u69_img" class="img " src="images/四角开关/u53.png"/>
        </div>

        <!-- Unnamed (水平线) -->
        <div id="u70" class="ax_default line">
          <img id="u70_img" class="img " src="images/四角开关/u53.png"/>
        </div>

        <!-- Unnamed (矩形) -->
        <div id="u71" class="ax_default label">
          <div id="u71_div" class=""></div>
          <div id="u71_text" class="text ">
            <p><span>0</span></p>
          </div>
        </div>

        <!-- Unnamed (矩形) -->
        <div id="u72" class="ax_default label">
          <div id="u72_div" class=""></div>
          <div id="u72_text" class="text ">
            <p><span>1</span></p>
          </div>
        </div>

        <!-- Unnamed (矩形) -->
        <div id="u73" class="ax_default label">
          <div id="u73_div" class=""></div>
          <div id="u73_text" class="text ">
            <p><span>2</span></p>
          </div>
        </div>

        <!-- Unnamed (矩形) -->
        <div id="u74" class="ax_default label">
          <div id="u74_div" class=""></div>
          <div id="u74_text" class="text ">
            <p><span>3</span></p>
          </div>
        </div>

        <!-- Unnamed (椭圆形) -->
        <div id="u75" class="ax_default ellipse">
          <img id="u75_img" class="img " src="images/四角开关/u61.png"/>
        </div>
      </div>

      <!-- Unnamed (组 合) -->
      <div id="u76" class="ax_default" data-left="353" data-top="446" data-width="40" data-height="16">

        <!-- Unnamed (矩形) -->
        <div id="u77" class="ax_default box_1">
          <div id="u77_div" class=""></div>
          <div id="u77_text" class="text ">
            <p><span>10KΩ</span></p>
          </div>
        </div>
      </div>

      <!-- Unnamed (组 合) -->
      <div id="u78" class="ax_default" data-left="191" data-top="549" data-width="110" data-height="281">

        <!-- Unnamed (矩形) -->
        <div id="u79" class="ax_default box_1">
          <div id="u79_div" class=""></div>
          <div id="u79_text" class="text ">
            <p><span>Arduino</span></p><p><span>NANO</span></p>
          </div>
        </div>

        <!-- Unnamed (矩形) -->
        <div id="u80" class="ax_default box_1">
          <div id="u80_div" class=""></div>
          <div id="u80_text" class="text ">
            <p><span>0</span></p>
          </div>
        </div>

        <!-- Unnamed (矩形) -->
        <div id="u81" class="ax_default box_1">
          <div id="u81_div" class=""></div>
        </div>

        <!-- Unnamed (矩形) -->
        <div id="u82" class="ax_default box_1">
          <div id="u82_div" class=""></div>
        </div>

        <!-- Unnamed (矩形) -->
        <div id="u83" class="ax_default box_1">
          <div id="u83_div" class=""></div>
        </div>

        <!-- Unnamed (矩形) -->
        <div id="u84" class="ax_default box_1">
          <div id="u84_div" class=""></div>
        </div>

        <!-- Unnamed (矩形) -->
        <div id="u85" class="ax_default box_1">
          <div id="u85_div" class=""></div>
        </div>

        <!-- Unnamed (矩形) -->
        <div id="u86" class="ax_default box_1">
          <div id="u86_div" class=""></div>
        </div>

        <!-- Unnamed (椭圆形) -->
        <div id="u87" class="ax_default ellipse">
          <img id="u87_img" class="img " src="images/四角开关/u87.png"/>
        </div>

        <!-- Unnamed (矩形) -->
        <div id="u88" class="ax_default box_1">
          <div id="u88_div" class=""></div>
        </div>

        <!-- Unnamed (矩形) -->
        <div id="u89" class="ax_default label">
          <div id="u89_div" class=""></div>
          <div id="u89_text" class="text ">
            <p><span>VIN</span></p>
          </div>
        </div>

        <!-- Unnamed (椭圆形) -->
        <div id="u90" class="ax_default ellipse">
          <img id="u90_img" class="img " src="images/四角开关/u87.png"/>
        </div>

        <!-- Unnamed (矩形) -->
        <div id="u91" class="ax_default box_1">
          <div id="u91_div" class=""></div>
        </div>

        <!-- Unnamed (矩形) -->
        <div id="u92" class="ax_default label">
          <div id="u92_div" class=""></div>
          <div id="u92_text" class="text ">
            <p><span>GND</span></p>
          </div>
        </div>

        <!-- Unnamed (椭圆形) -->
        <div id="u93" class="ax_default ellipse">
          <img id="u93_img" class="img " src="images/四角开关/u87.png"/>
        </div>

        <!-- Unnamed (矩形) -->
        <div id="u94" class="ax_default box_1">
          <div id="u94_div" class=""></div>
        </div>

        <!-- Unnamed (矩形) -->
        <div id="u95" class="ax_default label">
          <div id="u95_div" class=""></div>
          <div id="u95_text" class="text ">
            <p><span>RST</span></p>
          </div>
        </div>

        <!-- Unnamed (椭圆形) -->
        <div id="u96" class="ax_default ellipse">
          <img id="u96_img" class="img " src="images/四角开关/u87.png"/>
        </div>

        <!-- Unnamed (矩形) -->
        <div id="u97" class="ax_default box_1">
          <div id="u97_div" class=""></div>
        </div>

        <!-- Unnamed (矩形) -->
        <div id="u98" class="ax_default label">
          <div id="u98_div" class=""></div>
          <div id="u98_text" class="text ">
            <p><span>5V</span></p>
          </div>
        </div>

        <!-- Unnamed (椭圆形) -->
        <div id="u99" class="ax_default ellipse">
          <img id="u99_img" class="img " src="images/四角开关/u87.png"/>
        </div>

        <!-- Unnamed (矩形) -->
        <div id="u100" class="ax_default box_1">
          <div id="u100_div" class=""></div>
        </div>

        <!-- Unnamed (矩形) -->
        <div id="u101" class="ax_default label">
          <div id="u101_div" class=""></div>
          <div id="u101_text" class="text ">
            <p><span>A7</span></p>
          </div>
        </div>

        <!-- Unnamed (椭圆形) -->
        <div id="u102" class="ax_default ellipse">
          <img id="u102_img" class="img " src="images/四角开关/u87.png"/>
        </div>

        <!-- Unnamed (矩形) -->
        <div id="u103" class="ax_default box_1">
          <div id="u103_div" class=""></div>
        </div>

        <!-- Unnamed (矩形) -->
        <div id="u104" class="ax_default label">
          <div id="u104_div" class=""></div>
          <div id="u104_text" class="text ">
            <p><span>A6</span></p>
          </div>
        </div>

        <!-- Unnamed (椭圆形) -->
        <div id="u105" class="ax_default ellipse">
          <img id="u105_img" class="img " src="images/四角开关/u87.png"/>
        </div>

        <!-- Unnamed (矩形) -->
        <div id="u106" class="ax_default label">
          <div id="u106_div" class=""></div>
          <div id="u106_text" class="text ">
            <p><span>A5</span></p>
          </div>
        </div>

        <!-- Unnamed (矩形) -->
        <div id="u107" class="ax_default box_1">
          <div id="u107_div" class=""></div>
        </div>

        <!-- Unnamed (椭圆形) -->
        <div id="u108" class="ax_default ellipse">
          <img id="u108_img" class="img " src="images/四角开关/u87.png"/>
        </div>

        <!-- Unnamed (矩形) -->
        <div id="u109" class="ax_default box_1">
          <div id="u109_div" class=""></div>
        </div>

        <!-- Unnamed (矩形) -->
        <div id="u110" class="ax_default label">
          <div id="u110_div" class=""></div>
          <div id="u110_text" class="text ">
            <p><span>A4</span></p>
          </div>
        </div>

        <!-- Unnamed (椭圆形) -->
        <div id="u111" class="ax_default ellipse">
          <img id="u111_img" class="img " src="images/四角开关/u87.png"/>
        </div>

        <!-- Unnamed (矩形) -->
        <div id="u112" class="ax_default box_1">
          <div id="u112_div" class=""></div>
        </div>

        <!-- Unnamed (矩形) -->
        <div id="u113" class="ax_default label">
          <div id="u113_div" class=""></div>
          <div id="u113_text" class="text ">
            <p><span>A3</span></p>
          </div>
        </div>

        <!-- Unnamed (椭圆形) -->
        <div id="u114" class="ax_default ellipse">
          <img id="u114_img" class="img " src="images/四角开关/u87.png"/>
        </div>

        <!-- Unnamed (矩形) -->
        <div id="u115" class="ax_default box_1">
          <div id="u115_div" class=""></div>
        </div>

        <!-- Unnamed (矩形) -->
        <div id="u116" class="ax_default label">
          <div id="u116_div" class=""></div>
          <div id="u116_text" class="text ">
            <p><span>A2</span></p>
          </div>
        </div>

        <!-- Unnamed (椭圆形) -->
        <div id="u117" class="ax_default ellipse">
          <img id="u117_img" class="img " src="images/四角开关/u87.png"/>
        </div>

        <!-- Unnamed (矩形) -->
        <div id="u118" class="ax_default box_1">
          <div id="u118_div" class=""></div>
        </div>

        <!-- Unnamed (矩形) -->
        <div id="u119" class="ax_default label">
          <div id="u119_div" class=""></div>
          <div id="u119_text" class="text ">
            <p><span>A1</span></p>
          </div>
        </div>

        <!-- Unnamed (椭圆形) -->
        <div id="u120" class="ax_default ellipse">
          <img id="u120_img" class="img " src="images/四角开关/u87.png"/>
        </div>

        <!-- Unnamed (矩形) -->
        <div id="u121" class="ax_default box_1">
          <div id="u121_div" class=""></div>
        </div>

        <!-- Unnamed (矩形) -->
        <div id="u122" class="ax_default label">
          <div id="u122_div" class=""></div>
          <div id="u122_text" class="text ">
            <p><span>A0</span></p>
          </div>
        </div>

        <!-- Unnamed (椭圆形) -->
        <div id="u123" class="ax_default ellipse">
          <img id="u123_img" class="img " src="images/四角开关/u87.png"/>
        </div>

        <!-- Unnamed (矩形) -->
        <div id="u124" class="ax_default box_1">
          <div id="u124_div" class=""></div>
        </div>

        <!-- Unnamed (矩形) -->
        <div id="u125" class="ax_default label">
          <div id="u125_div" class=""></div>
          <div id="u125_text" class="text ">
            <p><span>REF</span></p>
          </div>
        </div>

        <!-- Unnamed (椭圆形) -->
        <div id="u126" class="ax_default ellipse">
          <img id="u126_img" class="img " src="images/四角开关/u87.png"/>
        </div>

        <!-- Unnamed (矩形) -->
        <div id="u127" class="ax_default box_1">
          <div id="u127_div" class=""></div>
        </div>

        <!-- Unnamed (矩形) -->
        <div id="u128" class="ax_default label">
          <div id="u128_div" class=""></div>
          <div id="u128_text" class="text ">
            <p><span>3V3</span></p>
          </div>
        </div>

        <!-- Unnamed (椭圆形) -->
        <div id="u129" class="ax_default ellipse">
          <img id="u129_img" class="img " src="images/四角开关/u87.png"/>
        </div>

        <!-- Unnamed (矩形) -->
        <div id="u130" class="ax_default box_1">
          <div id="u130_div" class=""></div>
        </div>

        <!-- Unnamed (矩形) -->
        <div id="u131" class="ax_default label">
          <div id="u131_div" class=""></div>
          <div id="u131_text" class="text ">
            <p><span>D13</span></p>
          </div>
        </div>

        <!-- Unnamed (椭圆形) -->
        <div id="u132" class="ax_default ellipse">
          <img id="u132_img" class="img " src="images/四角开关/u87.png"/>
        </div>

        <!-- Unnamed (矩形) -->
        <div id="u133" class="ax_default box_1">
          <div id="u133_div" class=""></div>
        </div>

        <!-- Unnamed (椭圆形) -->
        <div id="u134" class="ax_default ellipse">
          <img id="u134_img" class="img " src="images/四角开关/u87.png"/>
        </div>

        <!-- Unnamed (矩形) -->
        <div id="u135" class="ax_default box_1">
          <div id="u135_div" class=""></div>
        </div>

        <!-- Unnamed (椭圆形) -->
        <div id="u136" class="ax_default ellipse">
          <img id="u136_img" class="img " src="images/四角开关/u87.png"/>
        </div>

        <!-- Unnamed (矩形) -->
        <div id="u137" class="ax_default box_1">
          <div id="u137_div" class=""></div>
        </div>

        <!-- Unnamed (椭圆形) -->
        <div id="u138" class="ax_default ellipse">
          <img id="u138_img" class="img " src="images/四角开关/u87.png"/>
        </div>

        <!-- Unnamed (矩形) -->
        <div id="u139" class="ax_default box_1">
          <div id="u139_div" class=""></div>
        </div>

        <!-- Unnamed (椭圆形) -->
        <div id="u140" class="ax_default ellipse">
          <img id="u140_img" class="img " src="images/四角开关/u87.png"/>
        </div>

        <!-- Unnamed (矩形) -->
        <div id="u141" class="ax_default box_1">
          <div id="u141_div" class=""></div>
        </div>

        <!-- Unnamed (椭圆形) -->
        <div id="u142" class="ax_default ellipse">
          <img id="u142_img" class="img " src="images/四角开关/u87.png"/>
        </div>

        <!-- Unnamed (矩形) -->
        <div id="u143" class="ax_default box_1">
          <div id="u143_div" class=""></div>
        </div>

        <!-- Unnamed (椭圆形) -->
        <div id="u144" class="ax_default ellipse">
          <img id="u144_img" class="img " src="images/四角开关/u87.png"/>
        </div>

        <!-- Unnamed (矩形) -->
        <div id="u145" class="ax_default box_1">
          <div id="u145_div" class=""></div>
        </div>

        <!-- Unnamed (椭圆形) -->
        <div id="u146" class="ax_default ellipse">
          <img id="u146_img" class="img " src="images/四角开关/u87.png"/>
        </div>

        <!-- Unnamed (矩形) -->
        <div id="u147" class="ax_default box_1">
          <div id="u147_div" class=""></div>
        </div>

        <!-- Unnamed (椭圆形) -->
        <div id="u148" class="ax_default ellipse">
          <img id="u148_img" class="img " src="images/四角开关/u87.png"/>
        </div>

        <!-- Unnamed (矩形) -->
        <div id="u149" class="ax_default box_1">
          <div id="u149_div" class=""></div>
        </div>

        <!-- Unnamed (椭圆形) -->
        <div id="u150" class="ax_default ellipse">
          <img id="u150_img" class="img " src="images/四角开关/u87.png"/>
        </div>

        <!-- Unnamed (矩形) -->
        <div id="u151" class="ax_default box_1">
          <div id="u151_div" class=""></div>
        </div>

        <!-- Unnamed (椭圆形) -->
        <div id="u152" class="ax_default ellipse">
          <img id="u152_img" class="img " src="images/四角开关/u87.png"/>
        </div>

        <!-- Unnamed (矩形) -->
        <div id="u153" class="ax_default box_1">
          <div id="u153_div" class=""></div>
        </div>

        <!-- Unnamed (椭圆形) -->
        <div id="u154" class="ax_default ellipse">
          <img id="u154_img" class="img " src="images/四角开关/u87.png"/>
        </div>

        <!-- Unnamed (矩形) -->
        <div id="u155" class="ax_default box_1">
          <div id="u155_div" class=""></div>
        </div>

        <!-- Unnamed (椭圆形) -->
        <div id="u156" class="ax_default ellipse">
          <img id="u156_img" class="img " src="images/四角开关/u87.png"/>
        </div>

        <!-- Unnamed (矩形) -->
        <div id="u157" class="ax_default box_1">
          <div id="u157_div" class=""></div>
        </div>

        <!-- Unnamed (椭圆形) -->
        <div id="u158" class="ax_default ellipse">
          <img id="u158_img" class="img " src="images/四角开关/u87.png"/>
        </div>

        <!-- Unnamed (矩形) -->
        <div id="u159" class="ax_default box_1">
          <div id="u159_div" class=""></div>
        </div>

        <!-- Unnamed (椭圆形) -->
        <div id="u160" class="ax_default ellipse">
          <img id="u160_img" class="img " src="images/四角开关/u87.png"/>
        </div>

        <!-- Unnamed (矩形) -->
        <div id="u161" class="ax_default box_1">
          <div id="u161_div" class=""></div>
        </div>

        <!-- Unnamed (矩形) -->
        <div id="u162" class="ax_default label">
          <div id="u162_div" class=""></div>
          <div id="u162_text" class="text ">
            <p><span>TX</span></p>
          </div>
        </div>

        <!-- Unnamed (矩形) -->
        <div id="u163" class="ax_default label">
          <div id="u163_div" class=""></div>
          <div id="u163_text" class="text ">
            <p><span>RX</span></p>
          </div>
        </div>

        <!-- Unnamed (矩形) -->
        <div id="u164" class="ax_default label">
          <div id="u164_div" class=""></div>
          <div id="u164_text" class="text ">
            <p><span>RST</span></p>
          </div>
        </div>

        <!-- Unnamed (矩形) -->
        <div id="u165" class="ax_default label">
          <div id="u165_div" class=""></div>
          <div id="u165_text" class="text ">
            <p><span>GND</span></p>
          </div>
        </div>

        <!-- Unnamed (矩形) -->
        <div id="u166" class="ax_default label">
          <div id="u166_div" class=""></div>
          <div id="u166_text" class="text ">
            <p><span>D2</span></p>
          </div>
        </div>

        <!-- Unnamed (矩形) -->
        <div id="u167" class="ax_default label">
          <div id="u167_div" class=""></div>
          <div id="u167_text" class="text ">
            <p><span>D3</span></p>
          </div>
        </div>

        <!-- Unnamed (矩形) -->
        <div id="u168" class="ax_default label">
          <div id="u168_div" class=""></div>
          <div id="u168_text" class="text ">
            <p><span>D4</span></p>
          </div>
        </div>

        <!-- Unnamed (矩形) -->
        <div id="u169" class="ax_default label">
          <div id="u169_div" class=""></div>
          <div id="u169_text" class="text ">
            <p><span>D5</span></p>
          </div>
        </div>

        <!-- Unnamed (矩形) -->
        <div id="u170" class="ax_default label">
          <div id="u170_div" class=""></div>
          <div id="u170_text" class="text ">
            <p><span>D6</span></p>
          </div>
        </div>

        <!-- Unnamed (矩形) -->
        <div id="u171" class="ax_default label">
          <div id="u171_div" class=""></div>
          <div id="u171_text" class="text ">
            <p><span>D7</span></p>
          </div>
        </div>

        <!-- Unnamed (矩形) -->
        <div id="u172" class="ax_default label">
          <div id="u172_div" class=""></div>
          <div id="u172_text" class="text ">
            <p><span>D8</span></p>
          </div>
        </div>

        <!-- Unnamed (矩形) -->
        <div id="u173" class="ax_default label">
          <div id="u173_div" class=""></div>
          <div id="u173_text" class="text ">
            <p><span>D9</span></p>
          </div>
        </div>

        <!-- Unnamed (矩形) -->
        <div id="u174" class="ax_default label">
          <div id="u174_div" class=""></div>
          <div id="u174_text" class="text ">
            <p><span>D10</span></p>
          </div>
        </div>

        <!-- Unnamed (矩形) -->
        <div id="u175" class="ax_default label">
          <div id="u175_div" class=""></div>
          <div id="u175_text" class="text ">
            <p><span>D11</span></p>
          </div>
        </div>

        <!-- Unnamed (矩形) -->
        <div id="u176" class="ax_default label">
          <div id="u176_div" class=""></div>
          <div id="u176_text" class="text ">
            <p><span>D12</span></p>
          </div>
        </div>

        <!-- Unnamed (矩形) -->
        <div id="u177" class="ax_default box_1">
          <div id="u177_div" class=""></div>
          <div id="u177_text" class="text ">
            <p><span>USB</span></p>
          </div>
        </div>

        <!-- Unnamed (矩形) -->
        <div id="u178" class="ax_default box_1">
          <div id="u178_div" class=""></div>
        </div>

        <!-- Unnamed (矩形) -->
        <div id="u179" class="ax_default box_1">
          <div id="u179_div" class=""></div>
        </div>

        <!-- Unnamed (矩形) -->
        <div id="u180" class="ax_default box_1">
          <div id="u180_div" class=""></div>
        </div>
      </div>

      <!-- Unnamed (连接线) -->
      <div id="u181" class="ax_default _连接线">
        <img id="u181_seg0" class="img " src="images/四角开关/u181_seg0.png" alt="u181_seg0"/>
        <div id="u181_text" class="text " style="display:none; visibility: hidden">
          <p></p>
        </div>
      </div>

      <!-- Unnamed (连接线) -->
      <div id="u182" class="ax_default _连接线">
        <img id="u182_seg0" class="img " src="images/四角开关/u182_seg0.png" alt="u182_seg0"/>
        <img id="u182_seg1" class="img " src="images/四角开关/u182_seg1.png" alt="u182_seg1"/>
        <img id="u182_seg2" class="img " src="images/四角开关/u182_seg2.png" alt="u182_seg2"/>
        <img id="u182_seg3" class="img " src="images/四角开关/u182_seg3.png" alt="u182_seg3"/>
        <div id="u182_text" class="text " style="display:none; visibility: hidden">
          <p></p>
        </div>
      </div>

      <!-- Unnamed (连接线) -->
      <div id="u183" class="ax_default _连接线">
        <img id="u183_seg0" class="img " src="images/四角开关/u183_seg0.png" alt="u183_seg0"/>
        <img id="u183_seg1" class="img " src="images/四角开关/u183_seg1.png" alt="u183_seg1"/>
        <img id="u183_seg2" class="img " src="images/四角开关/u183_seg2.png" alt="u183_seg2"/>
        <div id="u183_text" class="text " style="display:none; visibility: hidden">
          <p></p>
        </div>
      </div>

      <!-- Unnamed (连接线) -->
      <div id="u184" class="ax_default _连接线">
        <img id="u184_seg0" class="img " src="images/四角开关/u184_seg0.png" alt="u184_seg0"/>
        <img id="u184_seg1" class="img " src="images/四角开关/u184_seg1.png" alt="u184_seg1"/>
        <img id="u184_seg2" class="img " src="images/四角开关/u184_seg2.png" alt="u184_seg2"/>
        <div id="u184_text" class="text " style="display:none; visibility: hidden">
          <p></p>
        </div>
      </div>

      <!-- Unnamed (矩形) -->
      <div id="u185" class="ax_default _文本段落">
        <div id="u185_div" class=""></div>
        <div id="u185_text" class="text ">
          <p style="font-size:18px;"><span style="font-family:'Arial Negreta', 'Arial Normal', 'Arial';font-weight:700;">Tips：</span></p><p style="font-size:18px;"><span style="font-family:'Arial Negreta', 'Arial Normal', 'Arial';font-weight:700;"><br></span></p><p style="font-size:16px;"><span style="font-family:'Arial Normal', 'Arial';font-weight:400;">四角开关中，0和2是导通的，1和3之间也是导通的。0,1之间是断开的，2,3之间也是断开的。引脚之间的导通性可以用万用表测试一下。</span></p><p style="font-size:16px;"><span style="font-family:'Arial Normal', 'Arial';font-weight:400;"><br></span></p><p style="font-size:16px;"><span style="font-family:'Arial Normal', 'Arial';font-weight:400;"><br></span></p>
        </div>
      </div>

      <!-- Unnamed (图片) -->
      <div id="u186" class="ax_default image">
        <img id="u186_img" class="img " src="images/四角开关/u186.png"/>
      </div>

      <!-- Unnamed (矩形) -->
      <div id="u187" class="ax_default _一级标题">
        <div id="u187_div" class=""></div>
        <div id="u187_text" class="text ">
          <p><span>示例代码：</span></p>
        </div>
      </div>

      <!-- Unnamed (矩形) -->
      <div id="u188" class="ax_default _文本段落">
        <div id="u188_div" class=""></div>
        <div id="u188_text" class="text ">
          <p><span>// 按钮数据线接通的针脚号，根据实际接的针脚设置不同的初始值</span></p><p><span>//针脚的值在对应的开发板的针脚图里查看</span></p><p><span>const int buttonPin = 2;&nbsp;&nbsp; //Arduino Nano</span></p><p><span><br></span></p><p><span>// variables will change:</span></p><p><span>int buttonState = 0;&nbsp; &nbsp; &nbsp; &nbsp;&nbsp; // variable for reading the pushbutton status</span></p><p><span>char buf[32] = {0};&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; //申请了一个32Byte的内存空间，用来存放打印提示字符串。</span></p><p><span><br></span></p><p><span>void setup() {</span></p><p><span>&nbsp; Serial.begin(9600);</span></p><p><span>&nbsp; // initialize the pushbutton pin as an input:</span></p><p><span>&nbsp; pinMode(buttonPin, INPUT);</span></p><p><span>&nbsp; sprintf(buf, &quot;button pressed at PIN: [%d]&quot;, buttonPin);&nbsp; //将提示语句按照格式写入buf中。</span></p><p><span>&nbsp; //提示字符串的长度如果超过32Byte就修改buf的容量。够用就好，不要申请太多。</span></p><p><span>}</span></p><p><span><br></span></p><p><span>void loop() {</span></p><p><span>&nbsp; // read the state of the pushbutton value:</span></p><p><span>&nbsp; buttonState = digitalRead(buttonPin);</span></p><p><span>&nbsp; if (buttonState == HIGH) {</span></p><p><span>&nbsp;&nbsp;&nbsp; Serial.println(buf);&nbsp; &nbsp; //将buf中存放的内容通过串口打印输出。</span></p><p><span>&nbsp; }</span></p><p><span>}</span></p>
        </div>
      </div>

      <!-- Unnamed (矩形) -->
      <div id="u189" class="ax_default _一级标题">
        <div id="u189_div" class=""></div>
        <div id="u189_text" class="text ">
          <p><span>运行结果：</span></p>
        </div>
      </div>

      <!-- Unnamed (矩形) -->
      <div id="u190" class="ax_default label">
        <div id="u190_div" class=""></div>
      </div>

      <!-- Unnamed (图片) -->
      <div id="u191" class="ax_default image">
        <img id="u191_img" class="img " src="images/四角开关/u191.png"/>
      </div>

      <!-- Unnamed (矩形) -->
      <div id="u192" class="ax_default _文本段落">
        <div id="u192_div" class=""></div>
        <div id="u192_text" class="text ">
          <p><span>打开串口监视器，可以看到串口打印出来的调试信息</span></p>
        </div>
      </div>

      <!-- Unnamed (椭圆形) -->
      <div id="u193" class="ax_default ellipse">
        <img id="u193_img" class="img " src="images/四角开关/u193.png"/>
      </div>
    </div>
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